Iontophoretic drug delivery controller



FIG. 1 is a top perspective view of an iontophoretic drug delivery controller, showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view thereof the opposite side elevational view being identical thereto;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for an iontophoretic drug delivery controller, as shown. 